Item Specifications Results Appearance Yellow;or;orange;crystalline;powderA;yellow;crystalline;powder Identification Ration A256/A3652.80~3.002.86 Water Not;more;than;8.5%7.9% Residue;on;ignitionNot;more;than;0.3%0.14% Organic;volatile;impuritiesIn;the;last;steps;of;the;synthesis;water;is;used;as;solvent;;so;we;could;not;detected;organic;solvent;residue;in;our;products. Assay¡ê¡§anhydrous;basis¡ê;95.0%-102.0%97.82% ConclusionThe;results;conforms;with;USP23;standards 15 mt per month, 25kg per drum, have large quantity in stock